Implemented getting server version

api/src/main/java/ru/dragonestia/picker/api/repository/RoomPickerRepository.java

@@ -0,0 +1,8 @@
+package ru.dragonestia.picker.api.repository;
+
+import ru.dragonestia.picker.api.repository.response.RoomPickerInfoResponse;
+
+public interface RoomPickerRepository {
+
+    RoomPickerInfoResponse getInfo();
+}

api/src/main/java/ru/dragonestia/picker/api/repository/response/RoomPickerInfoResponse.java

@@ -0,0 +1,3 @@
+package ru.dragonestia.picker.api.repository.response;
+
+public record RoomPickerInfoResponse(String version) {}

app/src/main/java/ru/dragonestia/picker/controller/RoomPickerController.java

@@ -0,0 +1,14 @@
+package ru.dragonestia.picker.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import ru.dragonestia.picker.api.repository.response.RoomPickerInfoResponse;
+
+@RestController
+public class RoomPickerController {
+
+    @GetMapping("/info")
+    RoomPickerInfoResponse info() {
+        return new RoomPickerInfoResponse("v0.0.1");
+    }
+}

control-panel/src/main/java/ru/dragonestia/picker/cp/page/MainLayout.java

@@ -5,14 +5,22 @@ import com.vaadin.flow.component.Html;
 import com.vaadin.flow.component.applayout.AppLayout;
 import com.vaadin.flow.component.applayout.DrawerToggle;
 import com.vaadin.flow.component.icon.VaadinIcon;
+import com.vaadin.flow.component.orderedlayout.FlexComponent;
 import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
 import com.vaadin.flow.component.orderedlayout.Scroller;
 import com.vaadin.flow.component.sidenav.SideNav;
 import com.vaadin.flow.component.sidenav.SideNavItem;
+import org.springframework.beans.factory.annotation.Autowired;
+import ru.dragonestia.picker.api.repository.RoomPickerRepository;
+import ru.dragonestia.picker.api.repository.response.RoomPickerInfoResponse;
 
 public class MainLayout extends AppLayout {
 
-    public MainLayout() {
+    private final RoomPickerInfoResponse info;
+
+    public MainLayout(RoomPickerRepository roomPickerRepository) {
+        info = roomPickerRepository.getInfo();
+
         var toggle = new DrawerToggle();
         var scroller = new Scroller(createSideNav());
 
@@ -22,8 +30,10 @@ public class MainLayout extends AppLayout {
 
     private Component createLogo() {
         var layout = new HorizontalLayout();
+        layout.setAlignItems(FlexComponent.Alignment.END);
         layout.setPadding(true);
         layout.add(new Html("<h2><u>RoomPicker!</u></h2>"));
+        layout.add(new Html("<sub>" + info.version() + "</sub>"));
         return layout;
     }
 

control-panel/src/main/java/ru/dragonestia/picker/cp/repository/impl/RoomPickerRepositoryImpl.java

@@ -0,0 +1,19 @@
+package ru.dragonestia.picker.cp.repository.impl;
+
+import com.vaadin.flow.spring.annotation.SpringComponent;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpMethod;
+import ru.dragonestia.picker.api.repository.RoomPickerRepository;
+import ru.dragonestia.picker.api.repository.response.RoomPickerInfoResponse;
+
+@RequiredArgsConstructor
+@SpringComponent
+public class RoomPickerRepositoryImpl implements RoomPickerRepository {
+
+    private final RestUtil rest;
+
+    @Override
+    public RoomPickerInfoResponse getInfo() {
+        return rest.query("/info", HttpMethod.GET, RoomPickerInfoResponse.class, params -> {});
+    }
+}